Showing structure for C[Si](C)(C)N1C2=C(NCC1CNC1=CC=C(C(=O)N([C@@H](CCC(=O)O)C(=O)O)[Si](C)(C)C)C=C1)N([Si](C)(C)C)C(N([Si](C)(C)C)[Si](C)(C)C)=NC2=O